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Grasscity Forums - The #1 Marijuana Community Online
Forums
Growing Marijuana
Grow Room Design/Setup
Lighting
Discussions on lighting and what lights are best to use for your grow.
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12
All About Lighting
jcj77d
,
Aug 24, 2008
...
18
19
20
Replies:
398
Views:
138,461
SmokinJoe19
Mar 2, 2021
Sticky
x
4
How Light is Measured & Lighting Spectrum and Photosythesis
jcj77d
,
Nov 1, 2009
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3
4
5
Replies:
97
Views:
130,208
Cancannacure
Nov 4, 2020
Normal Threads
Has anyone experimented with adding UVA and UVB to your spectrum?
jawlessbody
,
Apr 22, 2021 at 1:35 AM
Replies:
2
Views:
40
Storm Crow
Apr 22, 2021 at 3:08 AM
My Amare & Hydroponics Hut - O.C., GG#4 Grow
Hybridway
,
Mar 4, 2016
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21
22
23
Replies:
446
Views:
23,096
Hybridway
Apr 21, 2021 at 5:48 AM
Looking to start with LED...dont even know where to start
Potosynthesis
,
Apr 2, 2021
Replies:
8
Views:
256
Hybridway
Apr 21, 2021 at 4:08 AM
Supplement Lighting
JinTerra
,
Apr 2, 2021
...
2
Replies:
27
Views:
447
Hybridway
Apr 20, 2021 at 8:29 PM
How to hang the grow light in the room without a tent?
Drillytheflip
,
Apr 12, 2021
Replies:
5
Views:
141
Hybridway
Apr 20, 2021 at 8:26 PM
Combine old and new lights?
ZachP92
,
Apr 16, 2021 at 12:15 AM
Replies:
4
Views:
98
Hybridway
Apr 20, 2021 at 8:23 PM
x
4
Buying Fake Samsung Grow lights from Alibaba
Headhunterpipes
,
Oct 1, 2019
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8
9
10
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190
Views:
14,379
Hybridway
Apr 20, 2021 at 7:38 PM
x
3
Invisible sun led grow!!!!!!
Popcorn
,
Dec 19, 2020
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2
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4
Replies:
74
Views:
2,711
Popcorn
Apr 20, 2021 at 3:54 AM
The End of the Tunnel
FedSmoker
,
Apr 10, 2012
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128
129
130
Replies:
2,586
Views:
124,133
BrassNwood
Apr 19, 2021 at 4:10 PM
Full spectrum, broad spectrum, true watts???
closetbubblegum
,
Apr 17, 2021 at 7:24 PM
Replies:
10
Views:
168
Hybridway
Apr 19, 2021 at 12:53 PM
Adjusting Light Intensity
Corkwheats
,
Apr 17, 2021 at 9:26 PM
Replies:
7
Views:
115
Corkwheats
Apr 19, 2021 at 12:38 PM
Led grow light legit??
Sypha
,
Sep 7, 2018
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2
Replies:
22
Views:
2,361
DenTrifovich
Apr 18, 2021 at 10:35 AM
Unhappy with Mars Hydro TS3000
JerryInDFW
,
Apr 15, 2021
Replies:
8
Views:
199
Rocket Soul
Apr 16, 2021 at 12:59 PM
Spider farmer vs plantopia led
Poiison
,
Apr 13, 2021
Replies:
14
Views:
221
Sc00byD00bie
Apr 16, 2021 at 8:22 AM
Looking for a light to start 2-3 auto flowers under for 3 weeks ish before they go outside
NorthernAutos
,
Apr 15, 2021
Replies:
12
Views:
236
GrowMoreMeds
Apr 16, 2021 at 12:28 AM
Phlizon 3000w cob
MrDabfire
,
Apr 14, 2021
Replies:
3
Views:
81
GrowMoreMeds
Apr 14, 2021
x
3
1/2lbs per plant??? 4x4 grow tent.
Airbud379
,
Mar 6, 2021
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2
3
Replies:
40
Views:
1,028
Hybridway
Apr 11, 2021
Grow lights
Jon832
,
Apr 2, 2020
Replies:
15
Views:
347
Hybridway
Apr 11, 2021
Do I have enough light?!!..info appreciated
Tinygrowsautos91
,
Apr 11, 2021
Replies:
4
Views:
137
bkarnaze
Apr 11, 2021
HLG DIY QB retailers
Sade
,
Mar 28, 2021
Replies:
9
Views:
219
Papa Puff
Apr 11, 2021
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Grasscity Forums - The #1 Marijuana Community Online
Forums
Growing Marijuana
Grow Room Design/Setup
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Grasscity Forums - The #1 Marijuana Community Online
Forums
Growing Marijuana
Grow Room Design/Setup